Definition
An unlawful enclosure or encroachment upon public or royal land — the act of making private what ought to remain public. Pourpresture occurs when a person builds upon, encloses, or otherwise appropriates land belonging to the crown or to the public, whether highways, common ways, or public demesnes, without lawful authority. The term describes both the act of encroachment and the condition resulting from it.
Common Language
Modern common usage (Wiktionary): Alternative form of purpresture.
Historical common usage (Webster's 1913): See Purpresture.
Editorial note: This term has no meaningful life outside legal and historical contexts. The dictionary redirects to purpresture, the more common spelling variant. Researchers should treat pourpresture and purpresture as interchangeable for search purposes, but should search both spellings in historical sources, as scribal and printing conventions were inconsistent.
Common Confusion
Pourpresture is frequently conflated with public nuisance, and the two concepts overlap in practical effect — both involve harm to the public from the misuse of land. The critical distinction drawn by the historical authorities is jurisdictional in nature: pourpresture is an invasion of the crown's private right (jus privatum), an encroachment on what the sovereign holds as proprietor. A public nuisance, by contrast, violates the public right (jus publicum) — the right the community holds in common. The same physical act (blocking a highway by a structure, for instance) might give rise to both claims, but the legal theory and the remedy differed. Researchers encountering one term in a historical source should check whether the other is also addressed.
Recognized Forms
/SUBTYPES
Rapalje & Lawrence, following Skene, identifies three forms of the offense, though the source is truncated in available corpus holdings. The general taxonomy in historical authorities includes: (1) enclosure of the king's land by building or fencing; (2) encroachment upon highways or common ways; and (3) appropriation of foreshore, navigable waters, or other public ways. The precise enumeration varies by authority and jurisdiction.
Why It Matters in Research
Pourpresture is a term that will almost exclusively appear in pre-twentieth-century legal sources. Researchers should be aware of several traps:
Spelling variation is significant. Historical sources use pourpresture, purpresture, purprestre, pourpresture, and related forms interchangeably. A search limited to a single spelling will miss relevant material. Running searches on all major variants is essential before concluding a source is silent on the concept.
The term tracks royal land law specifically. In English legal history, pourpresture claims were typically prosecuted in the Court of Exchequer, because encroachments on crown lands were treated as revenue matters — the crown lost the benefit of public land. Researchers working on exchequer proceedings, quo warranto actions, or crown land administration will encounter this term in its active legal sense.
The concept connects to several adjacent doctrines. Purpresture overlaps substantially with encroachment on the foreshore (the crown's claim to tidal land), with highway obstruction law, and with the law of commons. A finding of pourpresture could lead to forfeiture or payment to the crown, distinguishing it from the injunctive and damages remedies associated with nuisance.
American reception of the term was limited. While some early American treatise writers and courts used pourpresture or purpresture — particularly in connection with encroachments on navigable waters and public highways — the term was largely displaced by the language of public nuisance, prescriptive rights, and dedication. Researchers in American materials should not expect pourpresture to appear frequently after the mid-nineteenth century, and its appearance in American sources is itself a signal that the author is drawing heavily on English common law authorities.
Historical Dictionary Support
Black's Law Dictionary (1st Ed.) and Rapalje & Lawrence are in close agreement on the core definition and the crown/public distinction. Both draw on the jus privatum / jus publicum framework and reference Skene's taxonomy of the offense. The entries reflect the term in its mature common law form.
The Black's Law Dictionary (2nd Ed.) material in the source corpus is a transcription error — the relevant passage reproduces the entry for POUND and related terms rather than pourpresture. This is a reminder that historical dictionary corpus entries can contain scanning and pagination errors that misattribute content. Researchers should verify source text against original editions when the content appears anomalous.
What the historical dictionaries do not address is the procedural history of pourpresture claims — how they were initiated, the role of the Exchequer, and how the doctrine was (or was not) transplanted into American state practice. For that analysis, treatise sources and court records are necessary.
Jurisdictional Note
Pourpresture is fundamentally an English common law concept rooted in the crown's proprietary interest in public land. American states inherited the general principle as it applied to public ways and navigable waters, but applied it through the lens of state sovereignty rather than royal prerogative. The term is rare in American primary sources and largely absent from modern statutes; equivalent concepts are typically addressed under public nuisance, highway law, or public trust doctrine.
Encyclopedia Cross-Reference
See Law Mind Encyclopedia: Public Nuisance; Public Trust Doctrine; Crown Lands and Royal Prerogative.